Recombinant human interferon effervescent tablets left at room temperature for half a day is recommended not to be used in general, whether it can be used has to do with the storage conditions. Recombinant human interferon effervescent tablets generally need to be placed in the refrigerator refrigerator storage, storage conditions in the 2 ~ 8 degrees Celsius, room temperature, most of the environment is not in line with the storage requirements, so it is not recommended to use. Summer environmental temperature is relatively high, recombinant human interferon effervescent tablets if room temperature put half a day, it is recommended that must not be used. Certain times in winter the ambient temperature is lower, recombinant human interferon effervescent tablets can be used if they are stored at about 2 to 8 degrees Celsius. Do not meet the storage conditions of the drug after use may affect the efficacy of the drug, and even some adverse drug reactions, it is recommended to follow the doctor’s advice to use.